GELERT 2 Litre Hydration Bladder

Perfect for: Biking, Hiking, Running, Climbing or almost any sporting activity
Re-hydrate without having to stop
Wide filler plug for easy access
Constructed using soft, durable polyurethane material
Lightweight design ensures minimal bulk in your rucksac
Double-welded pouch seams ensure maximum durability
Soft silicone mouthpiece
Hands free pressure valve
Volume indication guide (0-2L)
Adjustable bite valve
Compatible with most brands of hydration pacs